package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.Map;

@Mapper
public interface UserMapper {
    /**
     * 根据openId来查找 用户
     */
    @Select("select * from user where openid = #{openId}")
    User getByOpenId(String openId);
    /**
     * 插入用户数据
     */
    void insert(User user);
    /**
     * 根据id查询用户
     */
    @Select("select * from user where id = #{id}")

    User getById(Long userId);
    /**
     * 根据动态条件统计用户数量
     */
    Integer countByMap(Map map);
}
